R911256106
The R911256106 (RAC 3.5-150-460-A00-Z1-220) main spindle drive controller is a product by Bosch Rexroth Indramat, part of their RAC series. This controller utilizes a bleeder to effectuate the main spindle's cessation during a mains failure. Integral to the product is a ventilation system that facilitates air circulation within the control cabinet. Installation must proceed with the use of lifting equipment, and the programming module should be affixed to the left of the device's front panel before commissioning. It is crucial this is completed prior to the initiation and subsequent commissioning of the device after the safety guards are installed.
Moreover, connectors must be securely tethered post-commissioning, and the panel display is useful for fault detection. Storage and transportation conditions recommended range between -30°C and 85°C in a dry, dust-free environment. The device comes with attachable covers for the fan housing and heat sink, enhancing its maintainability. Powered by a supply voltage of 3 x 380 to 460VAC, it has an analog speed setpoint bearing a +/-10V rating. Operated by a microprocessor, the drive encompasses software with both drive and application associated parameters, all impacting its operational characteristics. The programming module comprises a rating plate providing essential details such as type, software designations, motor and controller type information, and date of parameter setting.
